Canon imageRUNNER Advance C5255 Basic Operation Manual page 146

Saddle Stitcher Unit
Open the front cover of the fi nisher.
1
Turn the knob on the right in the direction of the arrow (counterclockwise) until
2
it stops.
While pushing in the knob on the left, turn it in the direction of the arrow
3
(clockwise).
146
Basic Operation Guide: imageRUNNER ADVANCE (iRA) C5235, iRA C5240, iRA C5250, iRA C5255 - 04/2012